Hauv cov chaw kho hniav feem ntau txoj haujlwm no yog ua tiav nrog cov khoom siv tshwj xeeb nrog ib qho ultrasonic. Nws tsis raug mob enamel, tshem tawm, ntxiv nrog rau kev kho hniav cov quav hniav, nrog rau cov tawv hniav tawv tawv, uas tuaj yeem muab teeb meem ntau dua. Tom qab cov quav hniav thiab cov pob zeb tshem tawm, cov hniav yog kho nrog tshwj xeeb pastes. Cov tshuaj txhuam hniav no, txhuam cov hniav tsis zoo, tiv thaiv kom tsis txhob muaj kabmob kua qaub thiab tiv thaiv kom txhob muaj teeb meem ntawm qaub ncaug.
Tshem cov quav hniav thiab cov hniav ntxuav hniav dawb tsis zoo li qub. Tshem tawm ntawm cov quav hniav daj yog qhov zoo thiab ua rau kev noj qab haus huv. Tab sis dab tsi yog bleaching, nws tiag tiag yog tau txais ntau thiab ntau qhov chaw, tab sis tsis yog tag nrho cov kws kho hniav pom zoo ntawm hom no. Vim hais tias cov txheej txheem ua tiav nrog tshuaj preparations uas muaj acid thiab hydrogen peroxide. Lawv, raws li nws, "hlawv" tus hniav cov ntaub so ntswg, ua kom tus hniav lwj thiab ua kom tus hniav tsis muaj zog. Yog li ntawd, cov hniav los ntawm txoj haujlwm no tsis zoo. Thiab, ntxiv rau, cov hniav ua dawb tom qab thov ntawm peroxide, tab sis xim ntawm cov hniav yog deb ntawm ntuj.
Nws zoo dua yog siv cov tshuaj txhuam hniav tshwj xeeb, tab sis lawv txoj kev nyab xeeb thiab kev ua haujlwm zoo dua. Tag nrho cov no nyob ntawm seb qhov loj ntawm cov khoom ntxuav hniav dawb, zoo li cas, thiab muaj pes tsawg leeg. Koj yuav tsum tau qhia los ntawm tus kws kho mob uas tus txhuam hniav thiab muab tshuaj rau koj tuaj yeem siv. Rau koj, nws yuav tuaj tos, yam koj xav tau. Peb tsuas tuaj yeem tham txog cov cai xwb.
Tsis muaj teeb meem li cas trite nws suab, tab sis koj yuav tsum tau haus luam yeeb tsawg dua. Yog tias nws tsis muaj peev xwm tswj tau qhov cwj pwm no, koj xav tau ntau lub chaw kho hniav rau cov caij nyoog uas pheej rov tiv thaiv kev tu cev. Thiab yog tias koj txiav txim siab ua nws tus kheej, zoo li tshem cov quav hniav, ces nws zoo dua rau lwm cov pasta nrog rau cov nyhuv ncig nrog pastes uas muaj tshuaj fluoride. Ua ke ntawm no favorably cuam tshuam cov hniav, muab ci rau cov hniav, tshem tawm cov quav hniav. Txoj kev tiv thaiv no yog siv los siv txhua 6 lub hlis, thiab tom qab ntawd koj tuaj yeem mus rau koj cov tshuaj txhuam hniav uas niaj zaus nyiam. Tab sis yog tias koj yog ib tug hlub ntawm muaj zog tshuaj yej thiab kas fes, tus neeg haus luam yeeb avid, ces koj yuav tsum xav ntau ntau txog kev tshem tawm cov quav hniav.
Nws tuaj yeem yog tsis muaj kev pabcuam rau cov kws kho hniav, ib yam dab tsi ua hauv tsev. Ntxiv nrog rau qhov tseeb tias koj ua txhua hnub txhuam koj cov hniav, feem ntau gnaw carrots thiab apples. Koj yuav tsum ua kom txoj cai ua txhua hnub, thiab nws yuav zoo dua ua ob peb zaug hauv ib hnub. Rau cov hniav, qhov no yuav yog qhov zoo, tshwj xeeb yog tom qab muaj zog tshuaj yej thiab kas fes. Nws yuav tsum tau yaug koj lub qhov ncauj nrog dej, tom qab txhua pluas, koj yuav tsum tsis txhob noj cov dej qab zib. Ib qho 3% kev sib tov tshuaj hydrogen peroxide tshem tawm cov kab mob hniav zoo zoo. Ua li no, nqa paj rwb pauv, ntub tshuaj rau hauv cov tshuaj no thiab thov rau cov hniav 3 feeb.
Txhuam koj cov hniav nrog txoj kev txhuam hniav, siv cov hmoov baking soda, hniav hmoov. Tab sis tsis txhob noj ntau dhau soda, chaw rau qhov txheej txheem no txaus ib zaug ib lub lim tiam. Thiab nyob rau lwm hnub, yuav kom tsis txhob raug mob ntawm cov pos hniav thiab khaws tus nplaig, koj yuav tsum tau siv cov txhuam tawv nruab nrab.
Kev soj ntsuam cov cai no, nws txaus rau tus kws kho hniav tuaj ncig xyuas ib zaug txhua txhua 6 lub hlis, tsuas yog rau cov hom phiaj tiv thaiv, rau lub hom phiaj ntawm kev sib sib zog nqus ntawm qhov ncauj kab noj hniav. Cov hniav tom qab nws noj qab nyob zoo tau ci rau ib lub sijhawm ntev.
Ib qhov tseeb. Tsis ntev los no, cov kws kho mob tau txhim kho, uas tiv thaiv qhov pom ntawm ib txheej daj ntawm cov pob kws. Yog li, ntau zaus hauv koj cov kev noj haus muaj xws li nws nyob rau hauv daim ntawv ntawm hmoov, cereals thiab nplej.